STEEL

"This is the very painting of your fear."

"Steel is iron plus carbon and other impurities, plus metallurgists. Prof. Henry M. Howe, in his recent work, "Iron, Steel, and Other Alloys," writes in part as follows:

"What are the iron and steel of commerce and industry? Examined under the microscope they prove to be composite or granitic substances, intimate mechanical mixtures or conglomerates of microscopic particles of certain quite distinct, well-defined, simple substances, in widely varying proportions. * * * *

" The chief of these substances are:

"1. Pure (or nearly pure) metallic iron

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